| Acronym | Meaning |
| RATELO | Radiotelephone Operator |
| AAC | Army Air Corps (British Army) |
| GDW | Game Designers Workshop |
| VFR | Visual Flight Rules |
| AMD | Advanced Micro Devices - Age-related Macular Degeneration -Armenian Dram (ISO 4217 Currency Code) |
| NAM | Namibia (ISO 3166 Trigram) |
| MJD | Modified Julian Day |
| PDD | Past Due Date - Presidential Decision Directive |
| SOHO | Solar And Heliospheric Observatory |
| DSB | (U.S.) Defense Science Board |